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为什么将CGM转换为7Z？
快速
您的文件在我们的云端不到30秒内完成转换。
安全
文件在1小时后自动删除。
质量保持
转换过程中保持最高质量。
关于 CGM 格式
CGM — Computer Graphics Metafile
CGM is an international ISO standard for storing and exchanging 2D vector graphics. It is widely used in technical documentation, engineering, and aviation/aerospace industries where a vendor-neutral vector format is required by standards bodies.
常见用途
- Aerospace and defense technical illustrations
- ATA 100 and S1000D aircraft documentation
- ISO/IEC standard compliant engineering drawings
- Converting legacy technical documentation graphics
关于 7Z 格式
7Z — 7-Zip Archive
7Z is a high-compression open-source archive format created by Igor Pavlov and the 7-Zip project. It offers some of the best compression ratios available for any general-purpose archive format, supports strong AES-256 encryption, and handles files up to 16 exabytes in size. It is widely used for software distribution and personal archiving.
常见用途
- Maximum compression of software installers and releases
- Encrypted archives with AES-256 for sensitive data
- Large file archiving where size matters
- Game and application distribution on Windows
常见问题
转换是免费的吗？
是的，基本转换完全免费。对于大量转换，请查看我们的付费方案。
最大文件大小是多少？
免费账户可转换最大25 MB的文件。Pro账户最大100 MB。
我的文件保留多长时间？
免费方案下文件在1小时后自动删除，Pro方案为24小时。
支持哪些格式？
我们支持200多种源格式和目标格式。请查看我们完整的格式页面。